On Mon, Jun 30, 2014 at 09:51:51AM -0700, Olav Haugan wrote:
> +int iommu_map_range(struct iommu_domain *domain, unsigned int iova,
> + struct scatterlist *sg, unsigned int len, int prot)
> +{
> + if (unlikely(domain->ops->map_range == NULL))
> + return -ENODEV;
> +
On Thu, Jul 10, 2014 at 11:32:16PM +0100, Olav Haugan wrote:
> On 7/9/2014 3:54 AM, Will Deacon wrote:
> > On Wed, Jul 09, 2014 at 02:07:38AM +0100, Olav Haugan wrote:
> >> So how does an algorithm figure this out in both my examples? The
> >> algorithm would have to know about both (all) bus maste
On Wed, Jul 02, 2014 at 03:32:59PM +0200, Joerg Roedel wrote:
> Hi David,
>
> On Wed, Apr 30, 2014 at 11:49:33AM +0100, David Woodhouse wrote:
> > There could be all kinds of existing mappings in the DMA page tables,
> > and I'm not sure it's safe to preserve them. What prevents the crashdump
> >
On Fri, Jul 4, 2014 at 11:29 AM, Thierry Reding
wrote:
> From: Thierry Reding
>
> This commit introduces a generic device tree binding for IOMMU devices.
> Only a very minimal subset is described here, but it is enough to cover
> the requirements of both the Exynos System MMU and Tegra SMMU as
>